What landforms and climate does Beichuan County in Mianyang City, Sichuan Province belong to?

Beichuan County, Mianyang City, Sichuan Province, is covered with mountains, with undulating peaks and ravines. The mountains are roughly bounded by Baishi and Waibai, with Minshan in the west and Longmen Mountain in the east. Zhaqi Mountain, the highest peak in China, is 4769 meters above sea level, and the lowest point is 540 meters above sea level, with a relative height difference of 4229 meters. The terrain is high in the northwest and low in the southeast, with an average elevation of 46 meters per kilometer from northwest to southeast. Dense streams gather in Jiangkui River, Subao River, Pingtong River and Anchang River respectively, and flow out of the country from northwest to southeast along the mountain.

It belongs to the humid monsoon climate zone in the northern subtropical mountainous area. Its distribution characteristics are: less in the north and south, more in the middle; There are few in the East and many in the West. Generally the wind speed is small. Only when there is a large-scale invasion of cold air in the north in winter and spring or there is a thunderstorm in summer will there be windy weather.